1 # Copyright (c) 2014-2015, Intel Corporation 2 # All rights reserved. 3 # 4 # Redistribution and use in source and binary forms, with or without modification, 5 # are permitted provided that the following conditions are met: 6 # 7 # 1. Redistributions of source code must retain the above copyright notice, this 8 # list of conditions and the following disclaimer. 9 # 10 # 2. Redistributions in binary form must reproduce the above copyright notice, 11 # this list of conditions and the following disclaimer in the documentation and/or 12 # other materials provided with the distribution. 13 # 14 # 3. Neither the name of the copyright holder nor the names of its contributors 15 # may be used to endorse or promote products derived from this software without 16 # specific prior written permission. 17 # 18 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 19 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 20 # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 21 # DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR 22 # ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 23 # (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 24 # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 25 # ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 27 # SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 29 from clientsimulator.criterion.Criterion import Criterion 30 from clientsimulator.criterion.ExclusiveCriterion import ExclusiveCriterion 31 from clientsimulator.criterion.InclusiveCriterion import InclusiveCriterion 32 33 34 class CriterionClassFactory: 35 36 def __init__(self, criteriaFileName): 37 self.__criteriaFileName = criteriaFileName 38 39 def __classFactory(self, name, allowedValues, base): 40 """ 41 Private function which allows to dynamically create a new Criterion SubClass 42 43 :param name: name of the futur subclass 44 :type name: string 45 :param allowedValues: all values the criterion can take 46 :type allowedValues: string list 47 :param base: direct mother class of the created criterion subclass 48 should be InclusiveCriterion or ExclusiveCriterion 49 :type base: type 50 51 :return: A criterion subclass 52 :rtype: type 53 """ 54 55 def __init__(self): 56 """ Init Function of a Criterion Child Class """ 57 base.__init__(self) 58 59 # Creation of the class with allowed values 60 # (allows to have only one instance of the list) 61 return type( 62 name, (base,), { 63 "__init__": __init__, "_allowedValues": allowedValues}) 64 65 def generateCriterionClasses(self): 66 """ Function invoqued to generate Criterion Childs classes from an AudioCriteria file""" 67 68 # Parsing criterions File 69 with open(self.__criteriaFileName, "r") as criteria: 70 criteriaLines = criteria.readlines() 71 72 parsedCriteria = [(typeAndName.split(), allowedValues.split()) 73 for typeAndName, allowedValues 74 in (line.split(':') for line in criteriaLines)] 75 76 generatedClasses = {} 77 # Creation of needed classes thanks to criteria File information, 78 # such as BaseClass, criterion name and possible values 79 generatedClasses = [ 80 self.__classFactory(className, allowedValues, globals()[classBase]) 81 for (classBase, className), allowedValues in parsedCriteria 82 ] 83 84 return generatedClasses 85